The American Naturalist, 12. köideEssex Institute, 1878 |
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Page 140
... pupa ; c , male adult when just from the pupa ; d , female - the natural sizes indicated to the right ; e , palpal claw and thumb ; f . pedal claws ; g , one of the barbed hairs ; h , the striations on the larval skin . ( d , after ...
... pupa ; c , male adult when just from the pupa ; d , female - the natural sizes indicated to the right ; e , palpal claw and thumb ; f . pedal claws ; g , one of the barbed hairs ; h , the striations on the larval skin . ( d , after ...
Page 141
... pupa of a beetle . ( Fig . 26. ) Finally both the distended larval skin and the new one that incases the pupa burst , and release a creature quite different from the former Astoma - in fact , none other than the 8 - legged Trombidium ...
... pupa of a beetle . ( Fig . 26. ) Finally both the distended larval skin and the new one that incases the pupa burst , and release a creature quite different from the former Astoma - in fact , none other than the 8 - legged Trombidium ...
Page 142
... Pupa . - 17 mm . long , one - half as broad . Either pale yellow or orange - red , polished , swollen and rounded anteriorly , more taper- ing posteriorly , the dorsum well arched ; two transverse impres- sions , at first noticeable but ...
... Pupa . - 17 mm . long , one - half as broad . Either pale yellow or orange - red , polished , swollen and rounded anteriorly , more taper- ing posteriorly , the dorsum well arched ; two transverse impres- sions , at first noticeable but ...
Page 143
... pupa they shrink and are partially drawn in . Since De Geer's time it has been known that some of the octopod mites are hexapods in their early life , and there can be no doubt but that all the Trom bidida have hexapod larvæ . In ...
... pupa they shrink and are partially drawn in . Since De Geer's time it has been known that some of the octopod mites are hexapods in their early life , and there can be no doubt but that all the Trom bidida have hexapod larvæ . In ...
Page 144
... pupa is much more easily ob- Fig . 4. Larva served . The species is distinguished from T. locus- tarum by the following characters : Trombidium muscarum . Trombidium muscarum Riley . - Larva distinguished from that of T. locustarum by ...
... pupa is much more easily ob- Fig . 4. Larva served . The species is distinguished from T. locus- tarum by the following characters : Trombidium muscarum . Trombidium muscarum Riley . - Larva distinguished from that of T. locustarum by ...
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Academy Agathaumas American animal appear archæology birds body Botany California Camarasaurus Canada balsam Carboniferous cells character chitinous coast collected color Colorado cretaceous Cycadacea described diameter diamond Dicotyledons dorsal dugong eggs ELLIOTT COUES epithelium exploration fact feet female fish flora flowers fossil genera genus Geographical Geological Survey glands ground hairs inches Indians insects intercentra interesting known Lake land larva larvæ latter leaves legs length locust mass maxillæ Mexican Mexico microscope miles Miocene Museum Natural History NATURALIST nest North observed organs origin paper plants plates portion prairie dog prairies present probably Prof pupa recently region remarkable Report resemblance river rocks Rocky Mountain scientific seen shell side slides snake Society soil Southern species specimens spring stone structure surface thick tion trees triungulin valley vegetation vertebrates W. H. Dall
Popular passages
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